1134-8046 1134-8046 S1134-80462018000300170 10.20986/resed.2018.3627/2017 Chile Chile Chile Chile Spain 00 06 2018 00 06 2018 25 3 170 177

2017 Sociedad Española del Dolor 2017 RESED 2017 2005 8 1 1 29-36 2012 Ecured 2017 2008 2015 105 3 3 1809-31